Gastric histology related to gastric juice vitamin C concentration
| Normal (n=9) | Chronic gastritis (n=27) | Atrophy (n=15) | Intestinal metaplasia (n=11) | p Values3-150 | |
| Ascorbic acid | 68.1 (39.5–112) | 39.0 (17.8–84.9) | 25.8 (10.9–78.4) | 14.3 (5.5–24.7) | 0.004 |
| Dehydroascorbic acid | 23.7 (16–58.2) | 13.6 (8.9–30.6) | 11.4 (5.3–24.4) | 8.9 (3.5–28.6) | 0.02 |
| Total vitamin C | 90.9 (80.6–276) | 54.3 (36.5–109) | 51.9 (19.3–121) | 16.3 (14.3–44.5) | 0.0009 |
Results are expressed as median (interquartile range) in μmol/l.
↵3-150 Cuzick’s test for trend.